Ronald Keith Loewenstein, DDS
Dentist · Monsey, NY
Ronald Keith Loewenstein, DDS is a dentist with a practice address in Monsey, New York, and NPI 1457344806, issued on Aug 31, 2005. Check the license (New York 048769, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ronald Keith Loewenstein
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 048769 NY
Self-reported in NPPES; status is on the state search - Practice location
- 26 College RD, Monsey, NY 10952
- Phone
- (914) 391-8849
- Enumerated
- Aug 31, 2005
- Record last updated
- Aug 6, 2008 (not updated in 18 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 5,918 in New York → Look up another NPI →
Also registered at 26 College RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Batya Lazarus, D.M.DGeneral Practice Dentistry1023540762
- Sara Zakheim, DMDDentist1912213224
- Hirsch Ziegler, DDSGeneral Practice Dentistry1578545992
Verify Ronald Keith Loewenstein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 048769Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Ronald Keith Loewenstein among 5,918 dentist records in New York
Ronald Keith Loewenstein, DDS is one of 5,918 dentist records with a practice address in New York. 58% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileNo · 58% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2008 · 76% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
13 dentist records list a practice address in Monsey
They are 13 of the 828 NPPES records with a practice address in Monsey, and 5,918 dentist records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5,918 in New York → Every provider in Monsey → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Chaim Adler, DDSAirmont, NY 109521083186357
- Miriam Aronoff, DDSMonsey, NY 109521730297417
- Gennadiy Benyaminov, DDSMonsey, NY 109521740264753
- Carl Blumstein, DMDMonsey, NY 109521962518282
- Israel Gross, DMDMonsey, NY 109521487174181
- Sarah Hanna, DDSMonsey, NY 109521811010697
- Richard Holiday, DMDMonsey, NY 109521780715946
- Boris Korik, DDSAirmont, NY 109521851389084
Common questions
What is Ronald Keith Loewenstein, DDS's NPI number?
Ronald Keith Loewenstein, DDS's National Provider Identifier (NPI) is 1457344806, issued on Aug 31, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ronald Keith Loewenstein, DDS located?
The NPPES record lists a practice address at 26 College RD, Monsey, NY, 10952. Phone: (914) 391-8849. Providers update this record themselves, so call before visiting.
How can I verify Ronald Keith Loewenstein, DDS's license?
NPPES lists New York license number 048769, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.